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<span id="html-hypertext-markup-language-support"></span><h1><a class="reference internal" href="#module-html" title="html: Helpers for manipulating HTML."><code class="xref py py-mod docutils literal notranslate"><span class="pre">html</span></code></a> --- 超文本标记语言支持<a class="headerlink" href="#module-html" title="永久链接至标题">¶</a></h1>
<p><strong>源码：</strong> <a class="reference external" href="https://github.com/python/cpython/tree/3.7/Lib/html/__init__.py">Lib/html/__init__.py</a></p>
<hr class="docutils" />
<p>该模块定义了操作HTML的工具。</p>
<dl class="function">
<dt id="html.escape">
<code class="sig-prename descclassname">html.</code><code class="sig-name descname">escape</code><span class="sig-paren">(</span><em class="sig-param">s</em>, <em class="sig-param">quote=True</em><span class="sig-paren">)</span><a class="headerlink" href="#html.escape" title="永久链接至目标">¶</a></dt>
<dd><p>将字符串 <em>s</em> 中的字符``&amp;`` 、 <code class="docutils literal notranslate"><span class="pre">&lt;</span></code> 和 <code class="docutils literal notranslate"><span class="pre">&gt;</span></code> 转换为安全的HTML序列。 如果需要在 HTML 中显示可能包含此类字符的文本，请使用此选项。 如果可选的标志 <em>quote</em> 为真值，则字符 (<code class="docutils literal notranslate"><span class="pre">&quot;</span></code>) 和 (<code class="docutils literal notranslate"><span class="pre">'</span></code>) 也被转换；这有助于包含在由引号分隔的 HTML 属性中，如 <code class="docutils literal notranslate"><span class="pre">&lt;a</span> <span class="pre">href=&quot;...&quot;&gt;</span></code>。</p>
<div class="versionadded">
<p><span class="versionmodified added">3.2 新版功能.</span></p>
</div>
</dd></dl>

<dl class="function">
<dt id="html.unescape">
<code class="sig-prename descclassname">html.</code><code class="sig-name descname">unescape</code><span class="sig-paren">(</span><em class="sig-param">s</em><span class="sig-paren">)</span><a class="headerlink" href="#html.unescape" title="永久链接至目标">¶</a></dt>
<dd><p>将字符串 <em>s</em> 中的所有命名和数字字符引用 (例如 <code class="docutils literal notranslate"><span class="pre">&amp;gt;</span></code>, <code class="docutils literal notranslate"><span class="pre">&amp;#62;</span></code>, <code class="docutils literal notranslate"><span class="pre">&amp;#x3e;</span></code>) 转换为相应的Unicode字符。 此函数使用HTML 5标准为有效和无效字符引用定义的规则，以及 <a class="reference internal" href="html.entities.html#html.entities.html5" title="html.entities.html5"><code class="xref py py-data docutils literal notranslate"><span class="pre">HTML</span> <span class="pre">5</span> <span class="pre">命名字符引用列表</span></code></a>。</p>
<div class="versionadded">
<p><span class="versionmodified added">3.4 新版功能.</span></p>
</div>
</dd></dl>

<hr class="docutils" />
<p><code class="docutils literal notranslate"><span class="pre">html</span></code> 包中的子模块是：</p>
<ul class="simple">
<li><p><a class="reference internal" href="html.parser.html#module-html.parser" title="html.parser: A simple parser that can handle HTML and XHTML."><code class="xref py py-mod docutils literal notranslate"><span class="pre">html.parser</span></code></a> —— 具有宽松解析模式的HTML / XHTML解析器</p></li>
<li><p><a class="reference internal" href="html.entities.html#module-html.entities" title="html.entities: Definitions of HTML general entities."><code class="xref py py-mod docutils literal notranslate"><span class="pre">html.entities</span></code></a> -- HTML 实体定义</p></li>
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